EFCO 433 Series - Manual (Page 22)

June 2012 PART NO. Y017 Page 22 of 90
Series 433 Triple Set Installation Instructions
SECTION III: Fabrication
D. Drilling Template Center-Set Shear Block Verticals & Horizontals
(2-Piece Slope or Arch Top)
Left Hand Mullion Shown, Right Hand Opposite
Horizontal Fabrication
Vertical Fabrication:
Outside Glazed Shown
Inside Opposite
Use .147 dia. (#26) drill at
darkened areas only. These
preps work for both inside and
outside glazed versions.
3/16” Dia. Thru Hole
(1) Wall.
Countersink For
#8 Flat Head Screw
Thru (1) Wall
(2) Holes Each End